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Facts About Osmium and Praseodymium


Facts About Praseodymium and Osmium


Facts

Interesting Facts
  • Osmium metal does not oxidize in air unless it is heated.
  • But if it heated den it forms Osmium Tetroxide, which is highly toxic.
  
  • Praseodymium metal is synthetically produced metal.
  • Praseodymium is used as possible fuel for radioactive generators.
  

Sources
Found As a By-product, Found in Minerals, Mining   
Found in Minerals, Mining, Ores of Minerals   

History
  
  

Who Discovered
Smithson Tennant   
Not Available   

Discovery
In 1803   
In 1885   

Abundance
  
  

Abundance In Universe
3 * 10-7 %   
21
2 * 10-7 %   
22

Abundance In Sun
~0.0000002 %   
25
~0.0000001 %   
26

Abundance In Meteorites
0.00 %   
28
0.00 %   
40

Abundance In Earth's Crust
0.00 %   
99+
0.00 %   
27

Abundance In Oceans
Not Available   
0.00 %   
39

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